我正在尝试使用Conda通过以下代码将Spacy下载到我的Jupyter Notebook：
conda install -c conda-forge spacy
但是它给出了我不理解的错误：
警告conda.base.context：use_only_tar_bz2（632）：Conda是 限于仅使用旧的.tar.bz2文件格式，因为您 安装了conda-build，它是<3.18.3。更新或删除 conda-build可获得较小的下载量和更快的提取速度。
收集包元数据（repodata.json）：完成
解决环境：失败
UnsatisfiableError：发现以下规格彼此不兼容：
anaconda == 2019.03 = py37_0-> anaconda-client == 1.7.2 = py37_0-> nbformat-> jsonschema [version ='> = 2.4，！= 2.5.0']
< / li>anaconda == 2019.03 = py37_0-> importlib_metadata == 0.8 = py37_0
jsonschema-pkgs / main / osx-64 :: _ ipyw_jlab_nb_ext_conf == 0.1.0 = py37_0-> ipywidgets -> nbformat [version ='> = 4.2.0']-> jsonschema [version ='> = 2.4，！= 2.5.0']-pkgs / main / osx-64 :: anaconda-client == 1.7.2 = py37_0-> nbformat-> jsonschema [version ='> = 2.4，！= 2.5.0']
pkgs / main / osx-64 :: anaconda-navigator == 1.9.7 = py37_0-> anaconda-client [version ='> = 1.6.14']-> nbformat [version ='> = 4.4.0']-> jsonschema [version ='> = 2.4，！= 2.5.0']
pkgs / main / osx-64 :: importlib_metadata == 0.8 = py37_0-pkgs / main / osx-64 :: ipywidgets == 7.4.2 = py37_0-> nbformat [version ='> = 4.2.0']-> jsonschema [version ='> = 2.4，！= 2.5.0']
pkgs / main / osx-64 :: jupyter == 1.0.0 = py37_7-> ipywidgets-> nbformat [version ='> = 4.2.0']-> jsonschema [version ='> = 2.4 ，！= 2.5.0']
pkgs / main / osx-64 :: jupyterlab == 0.35.4 = py37hf63ae98_0-> jupyterlab_server [version ='> = 0.2.0，<0.3.0']->笔记本-> nbconvert -> nbformat [version ='> = 4.4']-> jsonschema [version ='> = 2.4，！= 2.5.0']
pkgs / main / osx-64 :: jupyterlab_server == 0.2.0 = py37_0->笔记本-> nbconvert-> nbformat [version ='> = 4.4']-> jsonschema [version ='> = 2.4，！= 2.5.0']
pkgs / main / osx-64 :: nbconvert == 5.4.1 = py37_3-> nbformat [version ='> = 4.4']-> jsonschema [version ='> = 2.4，！= 2.5。 0']
pkgs / main / osx-64 :: nbformat == 4.4.0 = py37_0-> jsonschema [version ='> = 2.4，！= 2.5.0']
pkgs / main / osx-64 :: notebook == 5.7.8 = py37_0-> nbconvert-> nbformat [version ='> = 4.4']-> jsonschema [version ='> = 2.4 ,! = 2.5.0']
pkgs / main / osx-64 :: path.py == 11.5.0 = py37_0-> importlib_metadata [version ='> = 0.5']
pkgs / main / osx-64 :: spyder == 3.3.3 = py37_0-> nbconvert-> nbformat [version ='> = 4.4']-> jsonschema [version ='> = 2.4 ,! = 2.5.0']
pkgs / main / osx-64 :: widgetsnbextension == 3.4.2 = py37_0->笔记本[version ='> = 4.4.1']-> nbconvert-> nbformat [version ='> = 4.4 '] -> jsonschema [version ='> = 2.4，！= 2.5.0']
任何想法如何解决？
答案 0 :(得分：0)
您可以通过安装Conda-build来解决此警告：
conda install conda-build
但是我在笔记本上安装opencv时遇到了同样的问题，到目前为止我还不知道如何解决它：（